Cycle News is a weekly magazine that covers all aspects of motorcycling including Supercross, Motocross and MotoGP as well as new motorcycles
Issue link: https://magazine.cyclenews.com/i/128241
uicker. lighter. Faster. These are key ingredients in the 125 motocross clas s, where the racing is tig ht and you need every advantage you can ge t. Some riders find the explos ive response of the 2-stroke the perfect too l. For them, the 2004 KX 125 is be tter than ever. For those that prefer the amazing traction and contro llability of a 4-stroke, ha ve we got news for you: Get ready to blast the compet ition because the a ll-new, high-performance Kawa sa ki KX250F ta kes huge advantage of our la te st 4-stroke motocross technology to produce some of the most linea r and tractable power ever in the 125 clas s. The heart of the KX250F"s incredible power is a supe rcompact, ultra high-revving semi dry-sump DOHC powerplant w ith 4 titanium valves , thin-walled cases and magnes ium covers for lig ht weight. Also, the accelerator-pump equ ipped Keihin FCR37 carburetor has a hot-start fea ture, the ig nition system features tw o separate maps ot minimize engine br a king effect, and the 5 -speed gearbox has toug h "Super Steer gears. Add a Kaw a sa _ki Perimeter Frame w ith D-section upper frame ra ils, ultra slim bodywo rk, a new works-style 48mm inverted cartridge fork and new-link UNI-TRAK ~ rea r suspension. Add it all up and you have the latest, most technically superior -motocro ss weaponry in the 125 class, a ll built and produced by Kawasaki. Q KX2S0F • Extra efforts were made to build a compact, lightweight single cylinder eng ine . Semi-dry oil sump design p ositions the cra n k s ha ft lower in the cases and reduces frictio n found in a full wet sump. • Dual overh ead cam s haft s a r e tuned to deliver a broad sp read of power. The lightwei ght crank lets the e ngine rev very qu ick ly . • New works-style inverted 48mm semi-sealed cartridge fork helps prevent 01 cavitation for better damping 1 and fork action throughout the stroke. • Race-proven Kawasaki high-tensile steel Perimeter Frame employs D-section upper frame rails allowing the bodywork to hug the frame for a slimmer profile. The frame is exceptionally narrow be t w e e n the footpegs for enhanced rider contral and outstanding handling. • Th e 5-speed transmissi on e mploy s a ratchet -style shift mecha nism for smooth, po siti ve shifting. The clutch is bu ilt tough to handle ra cing conditions. ntil the gate dr ops, it's all talk . Then you're gonna need the best 250cla ss motocrosser Kawasaki has ever offered. And that's really saying someth ing , beca use for 20 04 we took the astonishin gly fast 2003 KX250, an d furt her tweak ed its eng ine and suspension wi th tr icks from our p ro race tea ms. The bene fit is the KX250 's ac know ledged mid -range punch wit h a big increa se in top end power. Plus, we w orke d on more precise suspen sion contro l. Key eng ine upgrade s include new porting, a higher compres sion ratio, a new expansion cha mber an d revised ca rb a nd ignition set ting s. We a lso fitted a new w orks -type, semi-sealed ma ssive 48 mm ca rt ridg e fork a nd g a ve the UNI-TRA K" rear suspens ion a new linka g e system for improved handling. Now step aboard the KX250 and kick the engine to life. You'll find the Keihin PWK3 8S ca rb with K-TRIC pr oyide s huge torque down low , while a n improved 2 -s t a ge 3-way KIPS · power va lve adds massive midrange and awesome top-end performance. For 2004, the KX250 is the b ike to beat. And after a few la p s into your first session, you 'll know -the KX250 kicks butt. And tha t's not just talk. U CV Motorsports Kawasaki ALABAMA 8362 9 Indio Blvd. Indio, CA 9220 1 (760) 347.6 588 Trail Marine Kawasaki 25150 Ca nol Rd . Oran ge Beech, AL 36561 (25 1) 974-5968 Mission Kawasaki 25891 Crown Volley Pkwy L aguna Niguel, CA 92677 (949) 582-0351 ARIZONA Walt's Motorsports 155 1 So. Polo Verde Blvd. L Havasu, AZ 86403 ake (928) 855 -50 19 A.V. Kawasaki 400 West Ave. I Lancaster, CA 93535 (661) 948 -1019 CALIFORNIA Kawasaki of Santa Monica Hahm Motorsports 125 E. Boll Rd . Anaheim, CA 92805 (7 14) 563 -1700 41 10 L incoln Blvd. Morino Del Rey, CA 90 292 (310) 822 -1045 Kawasaki of Bakersfie ld Mid Cities Kawa saki 59 19 R oseda le Hwy. B akersfield, CA 933 08 (661) 63 1-9690 15725 L akewood Blvd. Paramount, CA 90723 (562) 53 1-1225 Corona Motorsports Roseville Cycle Center 900 Riverside Ave. R oseville, CA 95678 (916)782-2171 363 American Cir. Corona , CA 92880 (909) 735 -2030 TAG Kawa saki ' Mission Motorcycles 1850 E. Edinger Ave. Santo Ana , CA 92705 (714) 258 -331 1 6232 Mission Street Daly City, CA 940 14 (650) 992 -1234 Saugus Kawa saki North County Kawasaki 111 C Street Encinitas, CA 920 24 (760) 753·6933 2608 1 Bouquet Cyn. R d. Saugus, CA 9 1350 (66 1) 254-2929 Cycle Center of Fremont Kawas aki Of Simi Valley 4 1315 Albrae Street Fremont, CA 94538 (510) 657-7200 4821 Los Angeles Ave. Simi Volley, CA 93063 (805) 522-6119 Clawson Motorsports Powersports of Vallejo 6334 N. Blackstone Ave. Fresno, CA 937 10 (559) 435-5020 33 Tennessee St. Vollejo, CA 94590 (707 ) 644 -3756 Kawasa ki of Santo Barbara Cal Coast Motorsports . 5836 Holl ister Goleta, CA 93 117 (805) 964-4685 5455 Walker Street Ventura, CA 93005 (805 ) 64 2-0900 Hayward Kawasaki Motorsports Hi Desert Kawa saki 27 185 Mission Blvd. Heyward, CA 94544 (5 10) 537-2257 14327 Amargosa R d. Victorville, CA 92392 (760) 24 1-2386 I KX250 • The compact piston reed valve KX250 engine is tweaked to deliver a co m pe t it ive edge on the track w it h more peak po wer a n d st r on ger o v e r - r e v added t o the already strong low-end. • The ratchet-style compact gear shift mechanism provides sharper, more positive gear changes. • Strong clutch basket and pressure plate improve clutch feel and durability. • Ka w asa ki Perimeter Frame is exce ptionally narrow yet increases frame rig idity f or cris p h andling and narrow ergonomics. cycle n e _ S • NOYEMBER 19. 2003 55